Flat 2, 15 Hartington Road, Stockton On Tees, TS18 1HD

Flat 2 is a mid-terrace house in Stockton On Tees (TS18 1HD). It has a recorded floor area of 19 m² (around 205 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (January 2022) shows an F (score 33), near the bottom of the EPC scale. The rating has held steady at F across 2 certificates since December 2009. Between certificates, wall efficiency went from Very Poor to Poor. The recommended improvements would lift it to B (score 82), a 4-band jump. Main heating runs on to be used only when there is no heating/hot. At 19 m² this is the 4th smallest of 10 units on EPC record in the building, where floor areas span 17–34 m². The building's EPC ratings span G to D across 10 units on file.

At 19 m² it sits well below the postcode median (32 m² across 119 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £114,000 sits 812% above the 2024 sale of £12,500. Last sale on file: £12,500 in January 2024.